Aero M4E1-T Complete Upper, 20" 6.5 Grendel SS Barrel, RM15 - Ano Available to order on-line. Ships in 5-14 days $765.00 MSRP Price: $729.00 Description Details Reviews Shipping info UPC: 840014602261Manufacturer: Aero PrecisionModel: APAR700725M53Category: PartsOtherUpper receiverStock: Ships in 5-14 business days.Unit/Measure: EA This item may be shipped directly to your home address, unless you live in a restricted state.